Ujjwol Tamrakar

21 papers C 2Journal 9Unranked 10
YearRankTypeTitle / Venue / Authors
2026 J jnl
Data-Driven Tuned Fast Extremum-Seeking Control With Sliding Mode Adaptation Law for Microgrid Frequency Support.
IEEE Access
Ahsan Iqbal, Niranjan Bhujel, Astha Rai, Ujjwol Tamrakar, Timothy M. Hansen, Reinaldo Tonkoski
2025 J jnl
Optimization-Based Dynamic Voltage Support of Microgrids Using Energy Storage Systems.
IEEE Access
Niranjan Bhujel, Nischal Guruwacharya, Ujjwol Tamrakar, Raymond H. Byrne, Timothy M. Hansen, Donald M. Hummels, Reinaldo Tonkoski
2024 J jnl
Experimental Validation of a Diesel Genset Frequency Dynamics Model for Use in Remote Area Power Systems.
IEEE Access
Manisha Rauniyar, Niranjan Bhujel, Tara Aryal, Phylicia Cicilio, Ujjwol Tamrakar, Robert S. Fourney, Hossein Moradi Rekabdarkolaee, Mariko Shirazi, Timothy M. Hansen, Reinaldo Tonkoski
2024 J jnl
Experimentation in Exploring Photovoltaic Inverter Dynamics Under Different Irradiance Levels Through a Data-Driven Approach.
IEEE Access
Bidur Poudel, Nischal Guruwacharya, Sunil Subedi, Ujjwol Tamrakar, Felipe Wilches-Bernal, Hossein Moradi Rekabdarkolaee, Timothy M. Hansen, Reinaldo Tonkoski
2022 J jnl
Multiarea Inertia Estimation Using Convolutional Neural Networks and Federated Learning.
IEEE Syst. J.
Abodh Poudyal, Ujjwol Tamrakar, Rodrigo D. Trevizan, Robert S. Fourney, Reinaldo Tonkoski, Timothy M. Hansen
2021 C conf
Computationally Efficient Partitioned Modeling of Inverter Dynamics with Grid Support Functions.
IECON
Sunil Subedi, Nischal Guruwacharya, Robert S. Fourney, Hossein Moradi Rekabdarkolaee, Reinaldo Tonkoski, Timothy M. Hansen, Ujjwol Tamrakar, Phylicia Cicilio
2021 C conf
Diesel Generator Model Development and Validation using Moving Horizon Estimation.
IECON
Manisha Rauniyar, Niranjan Bhujel, Timothy M. Hansen, Robert S. Fourney, Hossein Moradi Rekabdarkolaee, Reinaldo Tonkoski, Phylicia Cicilio, Mariko Shirazi, Ujjwol Tamrakar
2021 — conf
Model Predictive Dispatch of Energy Storage for Voltage Regulation in Active Distribution Systems.
ISIE
Ujjwol Tamrakar, Tu A. Nguyen, Raymond H. Byrne
2021 — conf
Modeling Inverters with Grid Support Functions for Power System Dynamics Studies.
ISGT
Nischal Guruwacharya, Niranjan Bhujel, Timothy M. Hansen, Siddharth Suryanarayanan, Reinaldo Tonkoski, Ujjwol Tamrakar, Felipe Wilches-Bernal
2021 J jnl
Real-Time Estimation of Microgrid Inertia and Damping Constant.
IEEE Access
Ujjwol Tamrakar, David A. Copp, Tu A. Nguyen, Timothy M. Hansen, Reinaldo Tonkoski
2020 J jnl
Data-Driven Power Electronic Converter Modeling for Low Inertia Power System Dynamic Studies.
CoRR
Nischal Guruwacharya, Niranjan Bhujel, Ujjwol Tamrakar, Manisha Rauniyar, Sunil Subedi, Sterling E. Berg, Timothy M. Hansen, Reinaldo Tonkoski
2020 — conf
Linear Quadratic Regulator Controller to Improve Transient Frequency Stability Through Virtual Inertia.
ISGT
André Luna, Ujjwol Tamrakar, Reinaldo Tonkoski, Steven Hietpas
2019 — conf
Model Predictive Frequency Control of Low Inertia Microgrids.
ISIE
Ujjwol Tamrakar, Timothy M. Hansen, Reinaldo Tonkoski, David A. Copp
2019 — conf
Modeling Hydro Power System Frequency Dynamics for Virtual Inertia Emulation.
ISIE
Aravind Ingalalli, Ujjwol Tamrakar, Timothy M. Hansen, Reinaldo Tonkoski
2018 J jnl
Efficiency and Reliability Analyses of AC and 380 V DC Distribution in Data Centers.
IEEE Access
Bijen Raj Shrestha, Ujjwol Tamrakar, Timothy M. Hansen, Bishnu P. Bhattarai, Sean James, Reinaldo Tonkoski
2017 — conf
Adaptive droop-based active power curtailment method for overvoltage prevention in low voltage distribution network.
EIT
Manisha Maharjan, Ujjwol Tamrakar, Naresh Malla, Fernando Bereta dos Reis, Zhen Ni, Timothy M. Hansen, Reinaldo Tonkoski
2017 — conf
Experimental verification of virtual inertia in diesel generator based microgrids.
ICIT
Dipesh Shrestha, Ujjwol Tamrakar, Zhen Ni, Reinaldo Tonkoski
2017 J jnl
Online learning control for harmonics reduction based on current controlled voltage source power inverters.
IEEE CAA J. Autom. Sinica
Naresh Malla, Ujjwol Tamrakar, Dipesh Shrestha, Zhen Ni, Reinaldo Tonkoski
2016 — conf
Efficiency analysis of AC coupled and DC coupled microgrids considering load profile variations.
EIT
Hameed R. Atia, Ayush Shakya, Prajina Tandukar, Ujjwol Tamrakar, Timothy M. Hansen, Reinaldo Tonkoski
2016 — conf
Modeling of photobioreactors for remote microgrids.
EIT
Ujjwol Tamrakar, Evan Laursen, Manisha Maharjan, Stephen Gent, Reinaldo Tonkoski
2016 — conf
Reduction of energy consumption of virtual synchronous machine using supplementary adaptive dynamic programming.
EIT
Dipesh Shrestha, Ujjwol Tamrakar, Naresh Malla, Zhen Ni, Reinaldo Tonkoski